Class 7
Mathematics
Chapter 4
Ganita Prakash (latest NCERT)
Expressions Using Letter-Numbers
Free NCERT practice questions for Class 7 Mathematics, Chapter 4 — 272 questions across MCQs, short-answer, long-answer, numericals and more. Download a printable PDF worksheet in seconds. No signup, no ads, no paywall.
What this chapter covers
Class 7 Maths Chapter 4 'Expressions Using Letter-Numbers' is the gateway into algebra in the new NCERT Ganita Prakash. Students learn to use a letter as a stand-in for an unknown number, to form algebraic expressions from word problems, and to substitute values into expressions. The chapter explores like and unlike terms, simple addition and subtraction of algebraic expressions, and the use of letters to express general rules and number patterns.
Key topics in this chapter
- Letters as numbers (variables)
- Building algebraic expressions from words
- Substituting values into expressions
- Like and unlike terms
- Adding and subtracting expressions
Sample questions from this chapter
Here are 6 real questions students will encounter when they generate a worksheet for this chapter. Every question includes the answer.
MCQ
Medium
2 marks
Venkatalakshmi's mill takes 10 seconds to start, then 8 seconds per kg to grind. Which expression gives the time to grind y kg, starting from off?
A) 10 + 8 + y
B) (10 + 8) × y
C) 10 × 8 × y
D) 10 + 8 × y
E) 10 × y + 8
Answer: 10 + 8 × y
Numerical
Medium
2 marks
Using cost = c×35 + j×60 (c coconuts, j kg jaggery), find the total for 7 coconuts and 4 kg jaggery.
Answer: 7×35 + 4×60 = 245 + 240 = ₹485.
Numerical
Easy
1 mark
Shabnam is 3 years older than Aftab. Using s = a + 3, find Shabnam's age when Aftab's age a = 18.
Answer: 21 years.
Numerical
Easy
1 mark
Using s = a + 3, find Shabnam's age when Aftab's age a = 23.
Answer: 26 years.
Numerical
Easy
1 mark
Using s = a + 3, find Shabnam's age when Aftab's age a = 40.
Answer: 43 years.
Numerical
Easy
1 mark
A boy is 5 years older than his sister. If the sister's age is t, write the expression for the boy's age, and find it when t = 9.
Answer: Boy's age = t + 5 = 14 years.
Generate a worksheet with all 272 questions →
Practice formats available for this chapter
- 140 × Word Problem
- 102 × Numerical problems (with verified working)
- 30 × Multiple Choice Questions (MCQs)
Frequently asked questions
What is included in Class 7 Mathematics Chapter 4 (Expressions Using Letter-Numbers)?
This chapter has 272 NCERT-aligned practice questions covering all the concepts from the Ganita Prakash textbook's Chapter 4. Questions span easy, medium and hard levels across 3 different formats so students get a balanced practice set.
Are these questions based on the new NCERT Ganita Prakash textbook?
Yes. Every question on Practico for Class 7 Mathematics is mapped directly to the latest NCERT Ganita Prakash textbook (the one CBSE schools are using now). The chapter numbers and chapter titles match the textbook exactly.
How many questions can I practice from this chapter?
272 questions are available right now. You can pick how many you want at a time — generate 10 quick MCQs, a 30-question worksheet, or a full exam-style mix. Each generation gives you a different random set.
Can I download a free PDF worksheet for Expressions Using Letter-Numbers?
Yes — completely free, no sign-up required. Pick this chapter, choose the number of questions and types you want, and download a printable PDF (with or without answers) in one click.
What question types are available?
This chapter has mcq, numerical, word problem. You can mix any combination, or filter to just the type you want to practice — for example, only numericals to drill calculation, or only short-answer questions for exam revision.
Is Practico aligned with CBSE exam patterns?
Yes. Practico questions are tagged by marks (1, 2, 3, 5) and by difficulty (Easy/Medium/Hard) just like CBSE exam blueprints, so you can build a worksheet that mirrors a real unit test or annual exam.
Related chapters in Class 7 Mathematics
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